Harrison was so focused on blending into the furniture while peering over at the bar that he didn't notice Lewis approach. He suddenly heard from behind him, "Excuse me ... uh ... "
Frank spun around at the other Lieutenant Commander, and for a mere moment they just stared at each other. One startled, the other confounded.
The man continued with a brief question, "Commander. What's going on here?"
"Having just arrived myself, I'm not all too sure," me replied in a murmur. "It would seem someone's been hit - accidentally? - and that Captain's pretty unhappy about something." Harrison shrugged, "Or everything."
"You see what your knowledge tells you you're seeing. ... how, what you think the universe is, and how you react to that in everything you do, depends on what you know. And when that knowledge changes, for you, the universe changes. And that is as true for the whole of society as that is for the individual. We all are what we know, today. What we knew yesterday, was different; and so were we."
- James Burke, The Day the Universe Changed (1985)